package cn.hx.handsetticketinspection.constant;

import android.os.Build;

public final class Constants {
    /**
     * 设备序列号
     */
    private static String Device_Serial;

    /**
     * 设备序列号
     */
    public static Integer Device_Type = 3;


    /**
     * 获取设备的序列号
     *
     * @return String 设备的序列号
     */
    public static String getSerialNumber() {
        if (Device_Serial == null || "".equals(Device_Serial)) {
            Device_Serial = Build.SERIAL;
        }
        return Device_Serial;
    }
}
